/* 기본 스타일 */
body {
    background-color: rgba(17, 24, 39, 0.95);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
}

/* 애니메이션 */
.fade-in {
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes logoFloat {
    0%,
    100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-8px);
    }
}

@keyframes progress {
    0% {
        left: -35%;
    }
    60% {
        left: 100%;
    }
    100% {
        left: 100%;
    }
}